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| version 1.286, 2012/03/16 09:24:08 | version 1.308, 2015/08/02 21:21:25 |
|---|---|
| Line 5 | Line 5 |
| Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru) | Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru) |
| */ | */ |
| #if (!defined(NO_STRINGSTREAM) && !defined(FREEBSD4)) | |
| #include <sstream> | |
| #endif | |
| #include "classes.h" | #include "classes.h" |
| #include "pa_vmethod_frame.h" | #include "pa_vmethod_frame.h" |
| Line 21 | Line 17 |
| #include "pa_vbool.h" | #include "pa_vbool.h" |
| #include "pa_array.h" | #include "pa_array.h" |
| #if (!defined(NO_STRINGSTREAM) && !defined(FREEBSD4)) | |
| #include <sstream> | |
| #define USE_STRINGSTREAM | |
| #endif | |
| volatile const char * IDENT_TABLE_C="$Id$"; | volatile const char * IDENT_TABLE_C="$Id$"; |
| // class | // class |
| Line 56 static Table::Action_options get_action_ | Line 57 static Table::Action_options get_action_ |
| if(params.count() <= options_index) | if(params.count() <= options_index) |
| return result; | return result; |
| Value& maybe_options=params[options_index]; | HashStringValue* options=params.as_hash(options_index); |
| /* can not do it: | |
| want to enable ^table::create[$source; | |
| # $.option[] | |
| ] | |
| but there is ^table.locate[name;value] | |
| ...if(voptions.is_defined() && !voptions.is_string())) | |
| if(maybe_options.is_string()) { // allow empty options | |
| result.defined=true; | |
| return result; | |
| } | |
| */ | |
| HashStringValue* options=maybe_options.get_hash(); | |
| if(!options) | if(!options) |
| return result; | return result; |
| Line 107 static Table::Action_options get_action_ | Line 95 static Table::Action_options get_action_ |
| return result; | return result; |
| } | } |
| static void check_option_param(bool options_defined, | |
| MethodParams& params, size_t next_param_index, | |
| const char *msg) { | |
| if(next_param_index+(options_defined?1:0) != params.count()) | |
| throw Exception(PARSER_RUNTIME, | |
| 0, | |
| "%s", msg); | |
| } | |
| struct TableSeparators { | struct TableSeparators { |
| char column; const String* scolumn; | char column; const String* scolumn; |
| Line 137 struct TableSeparators { | Line 117 struct TableSeparators { |
| } | } |
| if(Value* vencloser=options.get(PA_COLUMN_ENCLOSER_NAME)) { | if(Value* vencloser=options.get(PA_COLUMN_ENCLOSER_NAME)) { |
| sencloser=&vencloser->as_string(); | sencloser=&vencloser->as_string(); |
| if(sencloser->is_empty()){ | |
| encloser=0; | |
| } else { | |
| if(sencloser->length()!=1) | if(sencloser->length()!=1) |
| throw Exception(PARSER_RUNTIME, | throw Exception(PARSER_RUNTIME, |
| sencloser, | sencloser, |
| "encloser must be one character long"); | "encloser must be one character long"); |
| encloser=sencloser->first_char(); | encloser=sencloser->first_char(); |
| } | |
| result++; | result++; |
| } | } |
| return result; | return result; |
| Line 152 static void _create(Request& r, MethodPa | Line 136 static void _create(Request& r, MethodPa |
| // clone/copy part? | // clone/copy part? |
| if(Table *source=params[0].get_table()) { | if(Table *source=params[0].get_table()) { |
| Table::Action_options o=get_action_options(r, params, 1, *source); | Table::Action_options o=get_action_options(r, params, 1, *source); |
| check_option_param(o.defined, params, 1, | if(params.count()>2) |
| "too many parameters"); | throw Exception(PARSER_RUNTIME, 0, "too many parameters"); |
| GET_SELF(r, VTable).set_table(*new Table(*source, o)); | GET_SELF(r, VTable).set_table(*new Table(*source, o)); |
| return; | return; |
| } | } |
| Line 179 static void _create(Request& r, MethodPa | Line 163 static void _create(Request& r, MethodPa |
| size_t options_param_index=data_param_index+1; | size_t options_param_index=data_param_index+1; |
| if( | if( |
| options_param_index<params.count() | options_param_index<params.count() |
| && (options=params.as_no_junction(options_param_index, "additional params must be hash").get_hash()) | && (options=params.as_hash(options_param_index)) |
| ) { | ) { |
| // cloning, so that we could change | // cloning, so that we could change |
| options=new HashStringValue(*options); | options=new HashStringValue(*options); |
| Line 194 static void _create(Request& r, MethodPa | Line 178 static void _create(Request& r, MethodPa |
| // data | // data |
| Temp_lang temp_lang(r, String::L_PASS_APPENDED); | Temp_lang temp_lang(r, String::L_PASS_APPENDED); |
| const String& data= | const String& data= |
| r.process_to_string(params.as_junction(data_param_index, "body must be code")); | r.process_to_string(params.as_junction(data_param_index, "body must be table or code")); |
| // parse columns | // parse columns |
| size_t raw_pos_after=0; | size_t raw_pos_after=0; |
| Line 281 static lsplit_result lsplit(char** strin | Line 265 static lsplit_result lsplit(char** strin |
| char *write; | char *write; |
| write=read=string; | write=read=string; |
| char c; | char c; |
| while((c=*read++)) { | // we are enclosed, searching for second encloser |
| while(c=*read++) { | |
| if(c==encloser) { | if(c==encloser) { |
| char n=*read; | if(*read==encloser) // double-encloser stands for encloser |
| if(n==encloser) // double-encloser stands for encloser | |
| read++; | |
| else if(n==delim1 || n==delim2) { | |
| result.delim=n; | |
| read++; | read++; |
| break; | else |
| } | break; // note: skipping encloser |
| } | } |
| *write++=c; | *write++=c; |
| } | } |
| // we are no longer enclosed, searching for delimiter, skipping extra enclosers | |
| while(c=*read++) { | |
| if(c==delim1 || c==delim2) { | |
| result.delim=c; | |
| break; | |
| } else if(c!=encloser) | |
| *write++=c; | |
| } | |
| *write=0; // terminate | *write=0; // terminate |
| *string_ref=c? read: 0; | *string_ref=c? read: 0; |
| result.piece=string; | result.piece=string; |
| Line 347 static void _load(Request& r, MethodPara | Line 335 static void _load(Request& r, MethodPara |
| HashStringValue *options=0; | HashStringValue *options=0; |
| TableSeparators separators; | TableSeparators separators; |
| if(options_param_index<params.count() | if(options_param_index<params.count() |
| && (options=params.as_no_junction(options_param_index, "additional params must be hash").get_hash())) { | && (options=params.as_hash(options_param_index))) { |
| // cloning, so that we could change [to simplify checks on params inside file_read_text | // cloning, so that we could change [to simplify checks on params inside file_read_text |
| options=new HashStringValue(*options); | options=new HashStringValue(*options); |
| separators.load(*options); | separators.load(*options); |
| Line 401 static void _load(Request& r, MethodPara | Line 389 static void _load(Request& r, MethodPara |
| GET_SELF(r, VTable).set_table(table); | GET_SELF(r, VTable).set_table(table); |
| } | } |
| #if (!defined(NO_STRINGSTREAM) && !defined(FREEBSD4)) | #ifdef USE_STRINGSTREAM |
| #include "gc_allocator.h" | #include "gc_allocator.h" |
| typedef std::basic_stringstream<char, std::char_traits<char>, gc_allocator<char> > pa_stringstream; | typedef std::basic_stringstream<char, std::char_traits<char>, gc_allocator<char> > pa_stringstream; |
| typedef std::basic_string<char, std::char_traits<char>, gc_allocator<char> > pa_string; | typedef std::basic_string<char, std::char_traits<char>, gc_allocator<char> > pa_string; |
| void maybe_enclose( pa_stringstream& to, const String& from, char encloser ) { | static void enclose( pa_stringstream& to, const String* from, char encloser ) { |
| if(encloser) { | if(from){ |
| to<<encloser; | to<<encloser; |
| // while we have 'encloser'... | // while we have 'encloser'... |
| size_t pos_after=0; | size_t pos_after=0; |
| for( size_t pos_before; (pos_before=from.pos( encloser, pos_after ))!=STRING_NOT_FOUND; pos_after=pos_before) { | for( size_t pos_before; (pos_before=from->pos( encloser, pos_after ))!=STRING_NOT_FOUND; pos_after=pos_before) { |
| pos_before++; // including first encloser (and skipping it for next pos) | pos_before++; // including first encloser (and skipping it for next pos) |
| to<<from.mid(pos_after, pos_before).cstr(); | to<<from->mid(pos_after, pos_before).cstr(); |
| to<<encloser; // doubling encloser | to<<encloser; // doubling encloser |
| } | } |
| // last piece | // last piece |
| size_t from_length=from.length(); | size_t from_length=from->length(); |
| if(pos_after<from_length) | if(pos_after<from_length) |
| to<<from.mid(pos_after, from_length).cstr(); | to<<from->mid(pos_after, from_length).cstr(); |
| to<<encloser; | to<<encloser; |
| } else | } else { |
| to<<from.cstr(); | to<<encloser<<encloser; |
| } | |
| } | |
| static void table_to_csv(pa_stringstream& result, Table& table, TableSeparators& separators, bool output_column_names) { | |
| if(output_column_names) { | |
| if(table.columns()) { // named table | |
| if(separators.encloser){ | |
| for(Array_iterator<const String*> i(*table.columns()); i.has_next(); ) { | |
| enclose( result, i.next(), separators.encloser ); | |
| if(i.has_next()) | |
| result<<separators.column; | |
| } | |
| } else { | |
| for(Array_iterator<const String*> i(*table.columns()); i.has_next(); ) { | |
| result<<i.next()->cstr(); | |
| if(i.has_next()) | |
| result<<separators.column; | |
| } | |
| } | |
| } else { // nameless table [we were asked to output column names] | |
| if(int lsize=table.count()?table[0]->count():0) | |
| for(int column=0; column<lsize; column++) { | |
| if(separators.encloser) { | |
| result<<separators.encloser<<column<<separators.encloser; | |
| } else { | |
| result<<column; | |
| } | |
| if(column<lsize-1){ | |
| result<<separators.column; | |
| } | |
| } | |
| else | |
| result<<"empty nameless table"; | |
| } | |
| result<<'\n'; | |
| } | |
| // process data lines | |
| Array_iterator<ArrayString*> i(table); | |
| if(separators.encloser){ | |
| while(i.has_next()) { | |
| for(Array_iterator<const String*> c(*i.next()); c.has_next(); ) { | |
| enclose( result, c.next(), separators.encloser ); | |
| if(c.has_next()) | |
| result<<separators.column; | |
| } | |
| result<<'\n'; | |
| } | |
| } else { | |
| while(i.has_next()) { | |
| for(Array_iterator<const String*> c(*i.next()); c.has_next(); ) { | |
| result<<c.next()->cstr(); | |
| if(c.has_next()) | |
| result<<separators.column; | |
| } | |
| result<<'\n'; | |
| } | |
| } | |
| } | } |
| #else | #else |
| void maybe_enclose( String& to, const String& from, char encloser, const String* sencloser ) { | void enclose( String& to, const String* from, char encloser, const String* sencloser ) { |
| if(encloser) { | if(from){ |
| to<<*sencloser; | to<<*sencloser; |
| // while we have 'encloser'... | // while we have 'encloser'... |
| size_t pos_after=0; | size_t pos_after=0; |
| for( size_t pos_before; (pos_before=from.pos( encloser, pos_after ))!=STRING_NOT_FOUND; pos_after=pos_before) { | for( size_t pos_before; (pos_before=from->pos( encloser, pos_after ))!=STRING_NOT_FOUND; pos_after=pos_before) { |
| pos_before++; // including first encloser (and skipping it for next pos) | pos_before++; // including first encloser (and skipping it for next pos) |
| to<<from.mid(pos_after, pos_before); | to<<from->mid(pos_after, pos_before); |
| to<<*sencloser; // doubling encloser | to<<*sencloser; // doubling encloser |
| } | } |
| // last piece | // last piece |
| size_t from_length=from.length(); | size_t from_length=from->length(); |
| if(pos_after<from_length) | if(pos_after<from_length) |
| to<<from.mid(pos_after, from_length); | to<<from->mid(pos_after, from_length); |
| to<<*sencloser; | to<<*sencloser; |
| } else | } else { |
| to<<from; | to<<*sencloser<<*sencloser; |
| } | |
| } | } |
| static void table_to_csv(String& result, Table& table, TableSeparators& separators, bool output_column_names) { | |
| if(output_column_names) { | |
| if(table.columns()) { // named table | |
| if(separators.encloser) { | |
| for(Array_iterator<const String*> i(*table.columns()); i.has_next(); ) { | |
| enclose( result, i.next(), separators.encloser, separators.sencloser ); | |
| if(i.has_next()) | |
| result<<*separators.scolumn; | |
| } | |
| } else { | |
| for(Array_iterator<const String*> i(*table.columns()); i.has_next(); ) { | |
| result<<*i.next(); | |
| if(i.has_next()) | |
| result<<*separators.scolumn; | |
| } | |
| } | |
| } else { // nameless table [we were asked to output column names] | |
| if(int lsize=table.count()?table[0]->count():0) | |
| for(int column=0; column<lsize; column++) { | |
| if(separators.encloser) { | |
| result<<*separators.sencloser<<String::Body::Format(column)<<*separators.sencloser; | |
| } else { | |
| result<<String::Body::Format(column); | |
| } | |
| if(column<lsize-1){ | |
| result<<*separators.scolumn; | |
| } | |
| } | |
| else | |
| result.append_help_length("empty nameless table", 0, String::L_CLEAN); | |
| } | |
| result.append_know_length("\n", 1, String::L_CLEAN); | |
| } | |
| // data lines | |
| Array_iterator<ArrayString*> i(table); | |
| if(separators.encloser){ | |
| while(i.has_next()) { | |
| for(Array_iterator<const String*> c(*i.next()); c.has_next(); ) { | |
| enclose( result, c.next(), separators.encloser, separators.sencloser ); | |
| if(c.has_next()) | |
| result<<*separators.scolumn; | |
| } | |
| result.append_know_length("\n", 1, String::L_CLEAN); | |
| } | |
| } else { | |
| while(i.has_next()) { | |
| for(Array_iterator<const String*> c(*i.next()); c.has_next(); ) { | |
| result<<*c.next(); | |
| if(c.has_next()) | |
| result<<*separators.scolumn; | |
| } | |
| result.append_know_length("\n", 1, String::L_CLEAN); | |
| } | |
| } | |
| } | |
| #endif // don't use stringstream | #endif // don't use stringstream |
| static void _save(Request& r, MethodParams& params) { | static void _save(Request& r, MethodParams& params) { |
| const String& first_arg=params.as_string(0, FIRST_ARG_MUST_NOT_BE_CODE); | const String& first_arg=params.as_string(0, FIRST_ARG_MUST_NOT_BE_CODE); |
| size_t param_index=1; | size_t param_index=1; |
| Line 475 static void _save(Request& r, MethodPara | Line 576 static void _save(Request& r, MethodPara |
| TableSeparators separators; | TableSeparators separators; |
| if(param_index<params.count()) | if(param_index<params.count()) |
| if(HashStringValue* options=params.as_hash(param_index++, | if(HashStringValue* options=params.as_hash(param_index++)) { |
| "additional params must be hash", | |
| "additional params must be hash (did you spell mode parameter correctly?)" | |
| )) { | |
| int valid_options=separators.load(*options); | int valid_options=separators.load(*options); |
| if(valid_options!=options->count()) | if(valid_options!=options->count()) |
| throw Exception(PARSER_RUNTIME, 0, CALLED_WITH_INVALID_OPTION); | throw Exception(PARSER_RUNTIME, 0, CALLED_WITH_INVALID_OPTION); |
| Line 491 static void _save(Request& r, MethodPara | Line 589 static void _save(Request& r, MethodPara |
| Table& table=GET_SELF(r, VTable).table(); | Table& table=GET_SELF(r, VTable).table(); |
| #if (!defined(NO_STRINGSTREAM) && !defined(FREEBSD4)) | #ifdef USE_STRINGSTREAM |
| pa_stringstream ost(std::stringstream::out); | pa_stringstream ost(std::stringstream::out); |
| // process header | table_to_csv(ost, table, separators, output_column_names); |
| if(output_column_names) { | |
| if(table.columns()) { // named table | |
| for(Array_iterator<const String*> i(*table.columns()); i.has_next(); ) { | |
| maybe_enclose( ost, *i.next(), separators.encloser ); | |
| if(i.has_next()){ | |
| ost<<separators.column; | |
| } | |
| } | |
| } else { // nameless table [we were asked to output column names] | |
| if(int lsize=table.count()?table[0]->count():0) | |
| for(int column=0; column<lsize; column++) { | |
| if(separators.encloser) { | |
| ost<<separators.encloser<<column<<separators.encloser; | |
| } else { | |
| ost<<column; | |
| } | |
| if(column<lsize-1){ | |
| ost<<separators.column; | |
| } | |
| } | |
| else | |
| ost<<"empty nameless table"; | |
| } | |
| ost<<'\n'; | |
| } | |
| // process data lines | |
| Array_iterator<ArrayString*> i(table); | |
| while(i.has_next()) { | |
| for(Array_iterator<const String*> c(*i.next()); c.has_next(); ) { | |
| maybe_enclose( ost, *c.next(), separators.encloser ); | |
| if(c.has_next()) | |
| ost<<separators.column; | |
| } | |
| ost<<'\n'; | |
| } | |
| // write | // write |
| { | |
| pa_string data=ost.str(); | pa_string data=ost.str(); |
| const char* data_cstr=data.c_str(); | const char* data_cstr=data.c_str(); |
| file_write(r.charsets, file_spec, data_cstr, data.length(), true /* as text */, do_append); | file_write(r.charsets, file_spec, data_cstr, data.length(), true /* as text */, do_append); |
| } | |
| #else | #else |
| String sdata; | String sdata; |
| if(output_column_names) { | |
| if(table.columns()) { // named table | |
| for(Array_iterator<const String*> i(*table.columns()); i.has_next(); ) { | |
| maybe_enclose( sdata, *i.next(), separators.encloser, separators.sencloser ); | |
| if(i.has_next()) | |
| sdata<<*separators.scolumn; | |
| } | |
| } else { // nameless table [we were asked to output column names] | |
| if(int lsize=table.count()?table[0]->count():0) | |
| for(int column=0; column<lsize; column++) { | |
| char *cindex_tab=new(PointerFreeGC) char[MAX_NUMBER]; | |
| sdata.append_know_length(cindex_tab, | |
| snprintf(cindex_tab, MAX_NUMBER, | |
| column<lsize-1?"%d%c":"%d", column, separators.column), | |
| String::L_CLEAN); | |
| } | |
| else | |
| sdata.append_help_length("empty nameless table", 0, String::L_CLEAN); | |
| } | |
| sdata.append_know_length("\n", 1, String::L_CLEAN); | |
| } | |
| // data lines | table_to_csv(sdata, table, separators, output_column_names); |
| Array_iterator<ArrayString*> i(table); | |
| while(i.has_next()) { | |
| for(Array_iterator<const String*> c(*i.next()); c.has_next(); ) { | |
| maybe_enclose( sdata, *c.next(), separators.encloser, separators.sencloser ); | |
| if(c.has_next()) | |
| sdata<<*separators.scolumn; | |
| } | |
| sdata.append_know_length("\n", 1, String::L_CLEAN); | |
| } | |
| // write | // write |
| { | |
| const char* data_cstr=sdata.cstr(); | const char* data_cstr=sdata.cstr(); |
| file_write(r.charsets, file_spec, data_cstr, sdata.length(), true, do_append); | file_write(r.charsets, file_spec, data_cstr, sdata.length(), true /* as text */, do_append); |
| if(*data_cstr) // not empty (when empty it's not heap memory) | if(*data_cstr) // not empty (when empty it's not heap memory) |
| pa_free((void*)data_cstr); // not needed anymore | pa_free((void*)data_cstr); // not needed anymore |
| #endif | |
| } | |
| static void _csv_string(Request& r, MethodParams& params) { | |
| bool output_column_names=true; | |
| size_t param_index=0; | |
| if(params.count()>0 && params[0].is_string()) { | |
| if(params.as_string(0, FIRST_ARG_MUST_NOT_BE_CODE)=="nameless") { | |
| output_column_names=false; | |
| param_index++; | |
| } else { | |
| throw Exception(PARSER_RUNTIME, | |
| 0, | |
| "bad mode (must be nameless)"); | |
| } | |
| } | } |
| #endif // don't use stringstream | TableSeparators separators; |
| if(param_index<params.count()) | |
| if(HashStringValue* options=params.as_hash(param_index++)) { | |
| int valid_options=separators.load(*options); | |
| if(valid_options!=options->count()) | |
| throw Exception(PARSER_RUNTIME, 0, CALLED_WITH_INVALID_OPTION); | |
| } | |
| Table& table=GET_SELF(r, VTable).table(); | |
| #ifdef USE_STRINGSTREAM | |
| pa_stringstream ost(std::stringstream::out); | |
| table_to_csv(ost, table, separators, output_column_names); | |
| r.write_no_lang(*new VString(*new String(pa_strdup(ost.str().c_str()), String::L_CLEAN))); | |
| #else | |
| String sdata; | |
| table_to_csv(sdata, table, separators, output_column_names); | |
| r.write_no_lang(*new VString(*new String(sdata.cstr(), String::L_CLEAN))); | |
| #endif | |
| } | } |
| static void _count(Request& r, MethodParams& params) { | static void _count(Request& r, MethodParams& params) { |
| Line 642 static void _menu(Request& r, MethodPara | Line 704 static void _menu(Request& r, MethodPara |
| Value* delim_maybe_code=params.count()>1?¶ms[1]:0; | Value* delim_maybe_code=params.count()>1?¶ms[1]:0; |
| Table& table=GET_SELF(r, VTable).table(); | Table& table=GET_SELF(r, VTable).table(); |
| int saved_current=table.current(); | size_t saved_current=table.current(); |
| int size=table.count(); | size_t size=table.count(); |
| if(delim_maybe_code) { // delimiter set | if(delim_maybe_code) { // delimiter set |
| bool need_delim=false; | bool need_delim=false; |
| for(int row=0; row<size; row++) { | for(size_t row=0; row<size; row++) { |
| table.set_current(row); | table.set_current(row); |
| StringOrValue sv_processed=r.process(body_code); | StringOrValue sv_processed=r.process(body_code); |
| Line 667 static void _menu(Request& r, MethodPara | Line 729 static void _menu(Request& r, MethodPara |
| break; | break; |
| } | } |
| } else { | } else { |
| for(int row=0; row<size; row++) { | for(size_t row=0; row<size; row++) { |
| table.set_current(row); | table.set_current(row); |
| r.process_write(body_code); | r.process_write(body_code); |
| Line 742 static void table_row_to_hash(Table::ele | Line 804 static void table_row_to_hash(Table::ele |
| table=new Table(*info->table, table_options/*no rows, just structure*/); | table=new Table(*info->table, table_options/*no rows, just structure*/); |
| info->hash->put(*key, new VTable(table)); | info->hash->put(*key, new VTable(table)); |
| } | } |
| *table+=row; | Table::element_type row_copy(new ArrayString(row->count())); |
| row_copy->append(*row); | |
| *table+=row_copy; | |
| break; | break; |
| } | } |
| } | } |
| Line 782 static void _hash(Request& r, MethodPara | Line 846 static void _hash(Request& r, MethodPara |
| Table2hash_value_type value_type=C_HASH; | Table2hash_value_type value_type=C_HASH; |
| int param_index=params.count()-1; | int param_index=params.count()-1; |
| if(param_index>0) { | if(param_index>0) { |
| if(HashStringValue* options=params.as_no_junction(param_index, PARAM_MUST_NOT_BE_CODE).get_hash()){ // options where specified | if(HashStringValue* options=params.as_no_junction(param_index, PARAM_MUST_NOT_BE_CODE).get_hash()){ // can't use .as_has because the 2nd param could be table so .as_hash throws an error |
| --param_index; | --param_index; |
| int valid_options=0; | int valid_options=0; |
| if(Value* vdistinct_code=options->get(sql_distinct_name)) { // $.distinct ? | if(Value* vdistinct_code=options->get(sql_distinct_name)) { // $.distinct ? |
| Line 818 static void _hash(Request& r, MethodPara | Line 882 static void _hash(Request& r, MethodPara |
| } | } |
| if(param_index==2) // options was specified but not as hash | if(param_index==2) // options was specified but not as hash |
| throw Exception(PARSER_RUNTIME, 0, OPTIONS_MUST_BE_HASH); | throw Exception(PARSER_RUNTIME, 0, "options must be hash"); |
| Array<int> value_fields; | Array<int> value_fields; |
| if(param_index==0){ // list of columns wasn't specified | if(param_index==0){ // list of columns wasn't specified |
| Line 927 static void _sort(Request& r, MethodPara | Line 991 static void _sort(Request& r, MethodPara |
| old_table.set_current(i); | old_table.set_current(i); |
| // calculate key value | // calculate key value |
| seq[i].row=old_table[i]; | seq[i].row=old_table[i]; |
| Value& value=r.process_to_value(key_maker).as_expr_result(true/*return string as-is*/); | Value& value=r.process_to_value(key_maker); |
| if(i==0) // determining key values type by first one | if(i==0) // determining key values type by first one |
| key_values_are_strings=value.is_string(); | key_values_are_strings=value.is_string(); |
| if(key_values_are_strings) | if(key_values_are_strings) |
| seq[i].value.c_str=value.as_string().cstr(); | seq[i].value.c_str=value.as_string().cstr(); |
| else | else |
| seq[i].value.d=value.as_double(); | seq[i].value.d=value.as_expr_result().as_double(); |
| } | } |
| // @todo: handle this elsewhere | // @todo: handle this elsewhere |
| Line 945 static void _sort(Request& r, MethodPara | Line 1009 static void _sort(Request& r, MethodPara |
| } | } |
| // sort keys | // sort keys |
| _qsort(seq, old_count, sizeof(Table_seq_item), | qsort(seq, old_count, sizeof(Table_seq_item), key_values_are_strings?sort_cmp_string:sort_cmp_double); |
| key_values_are_strings?sort_cmp_string:sort_cmp_double); | |
| // reorder table as they require in 'seq' | // reorder table as they require in 'seq' |
| for(i=0; i<old_count; i++) | for(i=0; i<old_count; i++) |
| Line 971 static bool expression_is_true(Table&, E | Line 1034 static bool expression_is_true(Table&, E |
| static bool _locate_expression(Table& table, Request& r, MethodParams& params) { | static bool _locate_expression(Table& table, Request& r, MethodParams& params) { |
| Value& expression_code=params.as_junction(0, "must be expression"); | Value& expression_code=params.as_junction(0, "must be expression"); |
| const size_t options_index=1; | Table::Action_options o=get_action_options(r, params, 1, table); |
| Table::Action_options o=get_action_options(r, params, options_index, table); | if(params.count()>2) |
| check_option_param(o.defined, params, options_index, "locate by expression only has parameters: expression and, maybe, options"); | throw Exception(PARSER_RUNTIME, 0, "locate by expression only has parameters: expression and, maybe, options"); |
| Expression_is_true_info info={&r, &expression_code}; | Expression_is_true_info info={&r, &expression_code}; |
| return table.table_first_that(expression_is_true, &info, o); | return table.table_first_that(expression_is_true, &info, o); |
| } | } |
| Line 982 static bool _locate_expression(Table& ta | Line 1044 static bool _locate_expression(Table& ta |
| static bool _locate_name_value(Table& table, Request& r, MethodParams& params) { | static bool _locate_name_value(Table& table, Request& r, MethodParams& params) { |
| const String& name=params.as_string(0, "column name must be string"); | const String& name=params.as_string(0, "column name must be string"); |
| const String& value=params.as_string(1, VALUE_MUST_BE_STRING); | const String& value=params.as_string(1, VALUE_MUST_BE_STRING); |
| const size_t options_index=2; | Table::Action_options o=get_action_options(r, params, 2, table); |
| Table::Action_options o=get_action_options(r, params, options_index, table); | |
| check_option_param(o.defined, params, options_index, "locate by name has parameters: name, value and, maybe, options"); | |
| return table.locate(name, value, o); | return table.locate(name, value, o); |
| } | } |
| static void _locate(Request& r, MethodParams& params) { | static void _locate(Request& r, MethodParams& params) { |
| Table& table=GET_SELF(r, VTable).table(); | Table& table=GET_SELF(r, VTable).table(); |
| bool result=params[0].get_junction()? | bool result=params[0].get_junction() || (params.count() == 1) ? |
| _locate_expression(table, r, params) : | _locate_expression(table, r, params) : |
| _locate_name_value(table, r, params); | _locate_name_value(table, r, params); |
| r.write_no_lang(VBool::get(result)); | r.write_no_lang(VBool::get(result)); |
| Line 1016 static void _flip(Request& r, MethodPara | Line 1075 static void _flip(Request& r, MethodPara |
| r.write_no_lang(*new VTable(&new_table)); | r.write_no_lang(*new VTable(&new_table)); |
| } | } |
| static void _foreach(Request& r, MethodParams& params) { | |
| InCycle temp(r); | |
| const String& rownum_name=params.as_string(0, "rownum-var name must be string"); | |
| const String& value_name=params.as_string(1, "value-var name must be string"); | |
| Value& body_code=params.as_junction(2, "body must be code"); | |
| Value* delim_maybe_code=params.count()>3?¶ms[3]:0; | |
| Table& table=GET_SELF(r, VTable).table(); | |
| size_t saved_current=table.current(); | |
| size_t size=table.count(); | |
| const String* rownum_var_name=rownum_name.is_empty()? 0 : &rownum_name; | |
| const String* value_var_name=value_name.is_empty()? 0 : &value_name; | |
| Value* var_context=r.get_method_frame()->caller(); | |
| if(delim_maybe_code) { // delimiter set | |
| bool need_delim=false; | |
| for(size_t row=0; row<size; row++) { | |
| table.set_current(row); | |
| if(rownum_var_name) | |
| r.put_element(*var_context, *rownum_var_name, new VString(*new String(String::Body::Format(row), String::L_CLEAN))); | |
| if(value_var_name) | |
| r.put_element(*var_context, *value_var_name, new VTable(&table)); | |
| StringOrValue sv_processed=r.process(body_code); | |
| Request::Skip lskip=r.get_skip(); r.set_skip(Request::SKIP_NOTHING); | |
| const String* s_processed=sv_processed.get_string(); | |
| if(s_processed && !s_processed->is_empty()) { // we have body | |
| if(need_delim) // need delim & iteration produced string? | |
| r.write_pass_lang(r.process(*delim_maybe_code)); | |
| else | |
| need_delim=true; | |
| } | |
| r.write_pass_lang(sv_processed); | |
| if(lskip==Request::SKIP_BREAK) | |
| break; | |
| } | |
| } else { | |
| for(size_t row=0; row<size; row++) { | |
| table.set_current(row); | |
| if(rownum_var_name) | |
| r.put_element(*var_context, *rownum_var_name, new VString(*new String(String::Body::Format(row), String::L_CLEAN))); | |
| if(value_var_name) | |
| r.put_element(*var_context, *value_var_name, new VTable(&table)); | |
| r.process_write(body_code); | |
| Request::Skip lskip=r.get_skip(); r.set_skip(Request::SKIP_NOTHING); | |
| if(lskip==Request::SKIP_BREAK) | |
| break; | |
| } | |
| } | |
| table.set_current(saved_current); | |
| } | |
| static void _append(Request& r, MethodParams& params) { | static void _append(Request& r, MethodParams& params) { |
| Temp_lang temp_lang(r, String::L_PASS_APPENDED); | Temp_lang temp_lang(r, String::L_PASS_APPENDED); |
| const String& string=r.process_to_string(params[0]); | const String& string=r.process_to_string(params[0]); |
| Line 1028 static void _append(Request& r, MethodPa | Line 1151 static void _append(Request& r, MethodPa |
| GET_SELF(r, VTable).table()+=row; | GET_SELF(r, VTable).table()+=row; |
| } | } |
| static void _insert(Request& r, MethodParams& params) { | |
| Temp_lang temp_lang(r, String::L_PASS_APPENDED); | |
| const String& string=r.process_to_string(params[0]); | |
| // parse cells | |
| Table::element_type row=new ArrayString; | |
| size_t pos_after=0; | |
| string.split(*row, pos_after, "\t", String::L_AS_IS); | |
| Table& table=GET_SELF(r, VTable).table(); | |
| table.insert(table.current(), row); | |
| } | |
| static void _delete(Request& r, MethodParams& params) { | |
| Table& table=GET_SELF(r, VTable).table(); | |
| table.remove_current(); | |
| } | |
| static void join_named_row(Table& src, Table* dest) { | static void join_named_row(Table& src, Table* dest) { |
| Table::columns_type dest_columns=dest->columns(); | Table::columns_type dest_columns=dest->columns(); |
| size_t dest_columns_count=dest_columns->count(); | size_t dest_columns_count=dest_columns->count(); |
| Line 1042 static void join_nameless_row(Table& src | Line 1183 static void join_nameless_row(Table& src |
| *dest+=src[src.current()]; | *dest+=src[src.current()]; |
| } | } |
| static void _join(Request& r, MethodParams& params) { | static void _join(Request& r, MethodParams& params) { |
| Table* maybe_src=params.as_no_junction(0, "table ref must not be code").get_table(); | Table& src=*params.as_table(0, "source"); |
| if(!maybe_src) | |
| throw Exception(PARSER_RUNTIME, | |
| 0, | |
| "source is not a table"); | |
| Table& src=*maybe_src; | |
| Table::Action_options o=get_action_options(r, params, 1, src); | Table::Action_options o=get_action_options(r, params, 1, src); |
| check_option_param(o.defined, params, 1, | |
| "invalid extra parameter"); | |
| Table& dest=GET_SELF(r, VTable).table(); | Table& dest=GET_SELF(r, VTable).table(); |
| if(&src == &dest) | if(&src == &dest) |
| Line 1107 public: | Line 1241 public: |
| } | } |
| bool add_row_cell(SQL_Error& error, const char* str, size_t ) { | bool add_row_cell(SQL_Error& error, const char* str, size_t ) { |
| try { | try { |
| *row+=new String(str, String::L_TAINTED /* no length as 0x00 can be inside */); | *row+=str?new String(str, String::L_TAINTED /* no length as 0x00 can be inside */):&String::Empty; |
| return false; | return false; |
| } catch(...) { | } catch(...) { |
| error=SQL_Error("exception occured in Table_sql_event_handlers::add_row_cell"); | error=SQL_Error("exception occured in Table_sql_event_handlers::add_row_cell"); |
| Line 1134 static void marshal_bind( | Line 1268 static void marshal_bind( |
| // not static, used elsewhere | // not static, used elsewhere |
| int marshal_binds(HashStringValue& hash, SQL_Driver::Placeholder*& placeholders) { | int marshal_binds(HashStringValue& hash, SQL_Driver::Placeholder*& placeholders) { |
| int hash_count=hash.count(); | int hash_count=hash.count(); |
| placeholders=new(UseGC) SQL_Driver::Placeholder[hash_count]; | placeholders=new SQL_Driver::Placeholder[hash_count]; |
| SQL_Driver::Placeholder* ptr=placeholders; | SQL_Driver::Placeholder* ptr=placeholders; |
| hash.for_each<SQL_Driver::Placeholder**>(marshal_bind, &ptr); | hash.for_each<SQL_Driver::Placeholder**>(marshal_bind, &ptr); |
| return hash_count; | return hash_count; |
| Line 1161 static void _sql(Request& r, MethodParam | Line 1295 static void _sql(Request& r, MethodParam |
| ulong limit=SQL_NO_LIMIT; | ulong limit=SQL_NO_LIMIT; |
| ulong offset=0; | ulong offset=0; |
| if(params.count()>1) | if(params.count()>1) |
| if(HashStringValue* options=params.as_hash(1)) { | if(HashStringValue* options=params.as_hash(1, "sql options")) { |
| int valid_options=0; | int valid_options=0; |
| if(Value* vbind=options->get(sql_bind_name)) { | if(Value* vbind=options->get(sql_bind_name)) { |
| valid_options++; | valid_options++; |
| Line 1189 static void _sql(Request& r, MethodParam | Line 1323 static void _sql(Request& r, MethodParam |
| const char* statement_cstr=statement_string.untaint_cstr(r.flang, r.connection()); | const char* statement_cstr=statement_string.untaint_cstr(r.flang, r.connection()); |
| Table_sql_event_handlers handlers; | Table_sql_event_handlers handlers; |
| #ifdef RESOURCES_DEBUG | |
| struct timeval mt[2]; | |
| //measure:before | |
| gettimeofday(&mt[0],NULL); | |
| #endif | |
| r.connection()->query( | r.connection()->query( |
| statement_cstr, | statement_cstr, |
| placeholders_count, placeholders, | placeholders_count, placeholders, |
| Line 1201 static void _sql(Request& r, MethodParam | Line 1331 static void _sql(Request& r, MethodParam |
| handlers, | handlers, |
| statement_string); | statement_string); |
| #ifdef RESOURCES_DEBUG | |
| //measure:after connect | |
| gettimeofday(&mt[1],NULL); | |
| double t[2]; | |
| for(int i=0;i<2;i++) | |
| t[i]=mt[i].tv_sec+mt[i].tv_usec/1000000.0; | |
| r.sql_request_time+=t[1]-t[0]; | |
| #endif | |
| if(bind) | if(bind) |
| unmarshal_bind_updates(*bind, placeholders_count, placeholders); | unmarshal_bind_updates(*bind, placeholders_count, placeholders); |
| Line 1271 static void _select(Request& r, MethodPa | Line 1390 static void _select(Request& r, MethodPa |
| reverse=r.process_to_value(*vreverse).as_bool(); | reverse=r.process_to_value(*vreverse).as_bool(); |
| } | } |
| if(valid_options!=options->count()) | if(valid_options!=options->count()) |
| throw Exception(PARSER_RUNTIME, | throw Exception(PARSER_RUNTIME, 0, CALLED_WITH_INVALID_OPTION); |
| 0, | |
| "called with invalid option"); | |
| } | } |
| Table& result_table=*new Table(source_table.columns()); | Table& result_table=*new Table(source_table.columns()); |
| Line 1331 MTable::MTable(): Methoded("table") { | Line 1448 MTable::MTable(): Methoded("table") { |
| // add_native_method("save_old", Method::CT_DYNAMIC, _save_old, 1, 3); | // add_native_method("save_old", Method::CT_DYNAMIC, _save_old, 1, 3); |
| // ^table.csv-string[] | |
| // ^table.csv-string[nameless] | |
| // ^table.csv-string[nameless;$.encloser["] $.separator[,]] | |
| add_native_method("csv-string", Method::CT_DYNAMIC, _csv_string, 0, 2); | |
| // ^table.count[] | // ^table.count[] |
| // ^table.count[rows] | // ^table.count[rows] |
| // ^table.count[columns] | // ^table.count[columns] |
| Line 1363 MTable::MTable(): Methoded("table") { | Line 1485 MTable::MTable(): Methoded("table") { |
| // ^table.flip[] | // ^table.flip[] |
| add_native_method("flip", Method::CT_DYNAMIC, _flip, 0, 0); | add_native_method("flip", Method::CT_DYNAMIC, _flip, 0, 0); |
| // ^table.append{r{tab}e{tab}c{tab}o{tab}r{tab}d} | // ^table.foreach[row-num;value]{code} |
| // ^table.foreach[row-num;value]{code}[delim] | |
| add_native_method("foreach", Method::CT_DYNAMIC, _foreach, 3, 4); | |
| // ^table.append{row{tab}data} | |
| add_native_method("append", Method::CT_DYNAMIC, _append, 1, 1); | add_native_method("append", Method::CT_DYNAMIC, _append, 1, 1); |
| // ^table.insert{row{tab}data} before current row | |
| add_native_method("insert", Method::CT_DYNAMIC, _insert, 1, 1); | |
| // ^table.delete[] current row | |
| add_native_method("delete", Method::CT_DYNAMIC, _delete, 0, 0); | |
| // ^table.join[table][$.limit(10) $.offset(1) $.offset[cur] ] | // ^table.join[table][$.limit(10) $.offset(1) $.offset[cur] ] |
| add_native_method("join", Method::CT_DYNAMIC, _join, 1, 2); | add_native_method("join", Method::CT_DYNAMIC, _join, 1, 2); |